DescriptionUGEARS has been producing unique, self-propelled wooden model kits, puzzle and boxes and educational toys since 2014. Their beautiful wooden kits are great for model makers of all skill levels and the finished working models are lovely decorative pieces that look great in any home.As always, UGears 3D puzzles for adults turn mundane objects into mechanical marvels. Meet the Sky Watcher Tourbillon Table Clock. This model kit is a fascinating combination of an imaginative celestial observatory and a functional wooden clock. This complex wooden model comes with 338 pieces, which means it’s more suited for adults. As with all UGEARS model kits, the wooden pieces simply slot together and don’t require glue.